[INFO] cloning repository https://github.com/terry-u16/rust-library [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/terry-u16/rust-library" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fterry-u16%2Frust-library", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fterry-u16%2Frust-library'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ee4bf47074ed2388132c5c4d9d42789c7e430832 [INFO] checking terry-u16/rust-library against master#f8f6997469237299c1d60814c7b9828602a1f8e4 for pr-143808 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fterry-u16%2Frust-library" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/terry-u16/rust-library [INFO] finished tweaking git repo https://github.com/terry-u16/rust-library [INFO] tweaked toml for git repo https://github.com/terry-u16/rust-library written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/terry-u16/rust-library on toolchain f8f6997469237299c1d60814c7b9828602a1f8e4 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/terry-u16/rust-library already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded target-features v0.1.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7e0b30b9820c9e4c725cbeef661b4fdc7573dbe2760722c791e334c867f213f2 [INFO] running `Command { std: "docker" "start" "-a" "7e0b30b9820c9e4c725cbeef661b4fdc7573dbe2760722c791e334c867f213f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e0b30b9820c9e4c725cbeef661b4fdc7573dbe2760722c791e334c867f213f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e0b30b9820c9e4c725cbeef661b4fdc7573dbe2760722c791e334c867f213f2", kill_on_drop: false }` [INFO] [stdout] 7e0b30b9820c9e4c725cbeef661b4fdc7573dbe2760722c791e334c867f213f2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 394c66a78339c167528b7660bcdd3739d7af1f57e841cf595d981373bb625076 [INFO] running `Command { std: "docker" "start" "-a" "394c66a78339c167528b7660bcdd3739d7af1f57e841cf595d981373bb625076", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.67 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling libm v0.2.7 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling libc v0.2.148 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Compiling memchr v2.6.3 [INFO] [stderr] Compiling serde v1.0.188 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Compiling regex-syntax v0.7.5 [INFO] [stderr] Compiling thiserror v1.0.48 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling target-features v0.1.4 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking bytemuck v1.14.0 [INFO] [stderr] Checking varisat-formula v0.2.2 [INFO] [stderr] Checking safe_arch v0.7.1 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling matrixmultiply v0.3.7 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking aho-corasick v1.1.1 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Checking arbitrary v1.3.0 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Compiling varisat v0.2.2 [INFO] [stderr] Checking wide v0.7.11 [INFO] [stderr] Compiling syn v2.0.37 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Compiling im-rc v15.1.0 [INFO] [stderr] Checking varisat-internal-proof v0.2.2 [INFO] [stderr] Checking fixedbitset v0.4.2 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling az v1.2.1 [INFO] [stderr] Checking stringly_conversions v0.1.1 [INFO] [stderr] Checking wyz v0.5.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand_xoshiro v0.6.0 [INFO] [stderr] Checking leb128 v0.2.5 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking vec_mut_scan v0.3.0 [INFO] [stderr] Checking amplify_num v0.4.1 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking funty v2.0.0 [INFO] [stderr] Checking hashbrown v0.14.0 [INFO] [stderr] Checking petgraph v0.6.3 [INFO] [stderr] Checking bitmaps v2.1.0 [INFO] [stderr] Checking itertools v0.11.0 [INFO] [stderr] Checking regex-automata v0.3.8 [INFO] [stderr] Checking rand_hc v0.3.2 [INFO] [stderr] Checking num-complex v0.4.3 [INFO] [stderr] Checking approx v0.5.1 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking integer-sqrt v0.1.5 [INFO] [stderr] Checking simba v0.8.1 [INFO] [stderr] Checking ordered-float v2.10.0 [INFO] [stderr] Checking ndarray v0.15.6 [INFO] [stderr] Checking indexmap v2.0.0 [INFO] [stderr] Checking alga v0.9.3 [INFO] [stderr] Checking rand_distr v0.4.3 [INFO] [stderr] Checking bitvec v1.0.1 [INFO] [stderr] Checking sized-chunks v0.6.5 [INFO] [stderr] Checking itertools-num v0.1.3 [INFO] [stderr] Checking ordered-float v3.7.0 [INFO] [stderr] Checking counter v0.5.7 [INFO] [stderr] Checking num v0.4.1 [INFO] [stderr] Checking rand_pcg v0.3.1 [INFO] [stderr] Checking omniswap v0.1.0 [INFO] [stderr] Checking bitset-fixed v0.1.0 [INFO] [stderr] Checking text_io v0.1.12 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking glidesort v0.1.2 [INFO] [stderr] Checking ascii v1.1.0 [INFO] [stderr] Checking hashbag v0.1.11 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking maplit v1.0.2 [INFO] [stderr] Compiling easy-ext v1.0.1 [INFO] [stderr] Checking indexing v0.4.1 [INFO] [stderr] Checking recur-fn v2.2.0 [INFO] [stderr] Checking ac-library-rs v0.1.1 [INFO] [stderr] Checking permutohedron v0.2.4 [INFO] [stderr] Checking superslice v1.0.0 [INFO] [stderr] Compiling serde_derive v1.0.188 [INFO] [stderr] Compiling thiserror-impl v1.0.48 [INFO] [stderr] Compiling num-derive v0.4.0 [INFO] [stderr] Checking varisat-dimacs v0.2.2 [INFO] [stderr] Checking pathfinding v4.3.0 [INFO] [stderr] Checking bstr v1.6.0 [INFO] [stderr] Checking regex v1.9.1 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling amplify_syn v1.1.6 [INFO] [stderr] Compiling partial_ref_derive v0.3.3 [INFO] [stderr] Compiling proconio-derive v0.2.1 [INFO] [stderr] Compiling multiversion-macros v0.7.3 [INFO] [stderr] Compiling nalgebra-macros v0.2.1 [INFO] [stderr] Compiling memoise v0.3.2 [INFO] [stderr] Compiling amplify_derive v2.11.3 [INFO] [stderr] Compiling varisat-internal-macros v0.2.2 [INFO] [stderr] Compiling argio-macro v0.2.0 [INFO] [stderr] Checking partial_ref v0.3.3 [INFO] [stderr] Checking proconio v0.4.5 [INFO] [stderr] Checking argio v0.2.0 [INFO] [stderr] Checking multiversion v0.7.2 [INFO] [stderr] Checking amplify v3.14.2 [INFO] [stderr] Checking nalgebra v0.32.3 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Checking btreemultimap v0.1.1 [INFO] [stderr] Checking multimap v0.9.0 [INFO] [stderr] Checking varisat-checker v0.2.2 [INFO] [stderr] Checking cp-lib-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/annealing.rs:246:9 [INFO] [stdout] | [INFO] [stdout] 246 | unsafe { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/data_structures.rs:53:17 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^^ ----------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 53 | pub fn iter(&self) -> Iter<'_, usize> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/annealing.rs:246:9 [INFO] [stdout] | [INFO] [stdout] 246 | unsafe { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/data_structures.rs:53:17 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^^ ----------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 53 | pub fn iter(&self) -> Iter<'_, usize> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.79s [INFO] running `Command { std: "docker" "inspect" "394c66a78339c167528b7660bcdd3739d7af1f57e841cf595d981373bb625076", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "394c66a78339c167528b7660bcdd3739d7af1f57e841cf595d981373bb625076", kill_on_drop: false }` [INFO] [stdout] 394c66a78339c167528b7660bcdd3739d7af1f57e841cf595d981373bb625076